/Engine/Plugins/Experimental/RenderGrid/Source/RenderGrid/Public/RenderGrid/RenderGridQueue.h
Call this function to make it so that the editor will be closed when all rendering queues have finished. This function has to only be called once.
[UFUNCTION](Programming/UnrealArchitecture/Reference/Functions)(BlueprintCallable, Category="Render Grid Queue", Meta=(Keywords="execution execute finish close stop end done quit")) static void CloseEditorOnCompletion()